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Food-Grade Adsorbent Silica Dioxide: Upgrade Efficiency in Food Processing, Precisely Resolve Industry Pain Points

Our products feature a 24-month shelf life and airtight, moisture-proof packaging to ensure stable product quality throughout the whole process. For customized solutions or sample testing, please feel free to contact us.


Zhongqi Food-Grade Adsorbent Silica Dioxide (SiO₂) is exquisitely manufactured via the gel method, in strict compliance with the national food safety standard GB 25576-2020. As a high-efficiency 

special auxiliary agent for food processing including edible oil and beer production, it integrates multiple core advantages to accurately solve your production challenges. 
Core Product Features: Empowering High-Efficiency Production 
✅ Multifunctional Integration: Realize dephosphorization, degumming, soap removal, decolorization and impurity elimination in one step. It adsorbs phospholipids, heavy metals, colloidal impurities and off-flavor substances to comprehensively purify product quality. 
✅ Quality Improvement & Consumption Reduction: Enhance filtration efficiency; when used in synergy with activated clay and diatomite, it boosts decolorization effects, reduces crude oil loss and prolongs the shelf life of food products. 
✅ Green & Eco-Friendly: Compatible with anhydrous degumming process, no water washing required, which reduces the discharge of waste residue and wastewater and meets the demands of eco-friendly production. 
✅ Flavor Retention: Precisely adsorbs harmful impurities while fully preserving the original flavor of food, balancing food safety and taste perfectly. 


Precise Model Matching: Target Pain Points in Different Scenarios

Application ScenarioRecommended ModelCore Solutions
Refining of Vegetable Oils (rapeseed oil, tea oil, etc.)ZOILSIL-GZ R92/300Solve the problems of slow filtration, impurity residue and poor color, improve oil purity and storage stability.
Refining of Animal Fats (beef tallow, lard, etc.)ZOILSIL-GD450Remove collagen and phospholipids, improve oil transparency, eliminate off-flavors and optimize product appearance.
Fish Oil RefiningZOILSIL-GZ 150Selectively adsorb heavy metals such as mercury and lead as well as fishy odor substances, facilitate the production of zero-trans fat fish oil and prolong enzyme activity.
Beer BrewingZOILSIL-W58G/W58GSRemove polyphenols and proteins, enhance beer clarity and stability, preserve the original malt aroma, and adapt to dry beer, cold fermentation and other processes.

Scientific Application: Easy & High Efficiency 
•Recommended application temperature: 60-110℃; addition amount: only 0.2%-0.5% (adjustable according to raw material characteristics). 
•Easy operation: Mix with materials for 60-90 minutes and then filter, no complex transformation of production lines is needed. 
•Safety Assurance: Made of food-grade materials, the content of heavy metals such as lead and arsenic is far lower than the limit specified in national standards, ensuring worry-free application. 
Zhongqi is specialized in the R&D and production of silicon materials, with products covering food processing needs in various fields. Our products feature a 24-month shelf life and airtight, moisture-proof packaging to ensure stable product quality throughout the whole process. For customized solutions or sample testing, please feel free to contact us.